译文：经常想到这个世上还有人的处境不如我，还有人的命运不如我，就该知足感恩了；经常想到有人的德行操守超过我，有人的学问超过我，就该感到惭愧而发愤努力了。赏析：人的欲望是无穷的，也是难以满足的。很少有人做到知足常乐。人总是喜欢和其他人对比物质方面的东西，别人有的，也希望自己有。而学问，德行，却很少有人去反躬自省。

Quality should never be compromised, even when facing the toughest challenges.

Data abstraction is the reduction of a particular body of data to a simplified representation of the whole.

A tree's strength lies in its roots, just as a company's strength lies in its values.